Home / 32,999.98-45,535.89-21,070.30

Finding the Fourth Proportional to 32,999.98, 45,535.89 and 21,070.30

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Solution

The fourth proportional to 32,999.98, 45,535.89 and 21,070.30 is: 29,074.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,999.98 : 45,535.89 = 21,070.30 : x
  2. Step 2: Convert to fraction form
    32,999.98/45,535.89 = 21,070.30/x
  3. Step 3: Cross multiply
    32,999.98x = 45,535.89 × 21,070.30
  4. Step 4: Simplify right side
    32,999.98x = 959,454,863.07
  5. Step 5: Solve for x
    x = 959,454,863.07/32,999.98
  6. Step 6: Final answer
    x = 29,074.41

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.